System DesignTechnical DiscussionProduct Architecture

A user complains their video is stuck processing for hours so how do you design the system to prevent bottlenecking

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1 answer published. Last candidate submission on Sep 12 2026, 3:40pm PDT. Interview question asked to Software Engineers interviewing at Canva, CoinDCX, Chime and other companies. Original question asked: A user complains their video is stuck processing for hours so how do you design the system to prevent bottlenecking. Question last reported by a candidate interviewing at Fitbit for a Software Engineer interview on Jul 25 2026, 12:28pm PDT.